$543 Cheap Flights from New York (LGA) to Monrovia (ROB)

View $543 flight on Tue, Feb 24, 2026Opens in a new window

Popular airlines from LaGuardia Airport (LGA) to Monrovia (ROB-Roberts Intl.)

Cheap Flights from New York to Monrovia (LGA-ROB)

Prices were available within the past 7 days and start at $543 for one-way flights and $1,094 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Nov 15 - Wed, Dec 3
LGA
New York
ROB
Monrovia
$1,094 Roundtrip, found 6 hours ago
$1,094
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Sat, Nov 15 from New York to Monrovia, returning Wed, Dec 3, priced at $1,094 found 6 hours ago
United
Sat, Nov 15 - Wed, Dec 3
LGA
New York
ROB
Monrovia
$1,099 Roundtrip, found 6 hours ago
$1,099
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Nov 15 from New York to Monrovia, returning Wed, Dec 3, priced at $1,099 found 6 hours ago
Air Canada
Sat, Nov 15 - Wed, Dec 3
LGA
New York
ROB
Monrovia
$1,103 Roundtrip, found 4 days ago
$1,103
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sat, Nov 15 from New York to Monrovia, returning Wed, Dec 3, priced at $1,103 found 4 days ago
Air Canada
Sun, Sep 7 - Sun, Sep 14
LGA
New York
ROB
Monrovia
$1,104 Roundtrip, found 6 days ago
$1,104
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Sep 7 from New York to Monrovia, returning Sun, Sep 14, priced at $1,104 found 6 days ago
United
Thu, Sep 11 - Fri, Oct 3
LGA
New York
ROB
Monrovia
$1,108 Roundtrip, found 5 days ago
$1,108
Roundtrip
found 5 days ago
Select United flight, departing Thu, Sep 11 from New York to Monrovia, returning Fri, Oct 3, priced at $1,108 found 5 days ago
Air Canada
Sun, Sep 14 - Sun, Sep 28
LGA
New York
ROB
Monrovia
$1,111 Roundtrip, found 6 days ago
$1,111
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Sep 14 from New York to Monrovia, returning Sun, Sep 28, priced at $1,111 found 6 days ago
United
Wed, Sep 17 - Wed, Oct 1
LGA
New York
ROB
Monrovia
$1,114 Roundtrip, found 3 days ago
$1,114
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 17 from New York to Monrovia, returning Wed, Oct 1, priced at $1,114 found 3 days ago
United
Sat, Nov 15 - Wed, Nov 26
LGA
New York
ROB
Monrovia
$1,114 Roundtrip, found 1 day ago
$1,114
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from New York to Monrovia, returning Wed, Nov 26, priced at $1,114 found 1 day ago
Air Canada
Sat, Nov 15 - Wed, Dec 3
LGA
New York
ROB
Monrovia
$1,119 Roundtrip, found 6 hours ago
$1,119
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Sat, Nov 15 from New York to Monrovia, returning Wed, Dec 3, priced at $1,119 found 6 hours ago
American Airlines
Tue, Dec 16 - Sun, Jan 4
LGA
New York
ROB
Monrovia
$1,945 Roundtrip, found 5 days ago
$1,945
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Dec 16 from New York to Monrovia, returning Sun, Jan 4, priced at $1,945 found 5 days ago
Flights from New York (LGA) to Monrovia (ROB)
Origin airport
LaGuardia
Destination airport
Roberts Intl.
Airlines serving
Air Canada, United
Roundtrip price
$1,094
Distance
4560 mi

New York to Monrovia Flights

The cheapest times to fly from New York to Monrovia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from New York to Monrovia are during the month of November. You can find some of the cheapest flights from New York to Monrovia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from New York to Monrovia

Sunday is one of the best days to book for cheap flights from New York to Monrovia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from New York to Monrovia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from New York to Monrovia in 2025. You can also book with separate airlines for your outbound and return journeys, from $543 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap New York to Monrovia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your New York to Monrovia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB) cost?
Grab a cheap one-way flight from $543 or cheap return flight from $1,094 from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB)?
The cheapest month to fly from LGA to ROB is November, when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB)?
To find the cheapest airline that'll fly you from LGA to ROB, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB)?
Direct flights from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from LGA to ROB?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB)?
To arrive at Roberts Intl. Airport (ROB) on schedule, select a flight that leaves LaGuardia Airport (LGA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB) last-minute?
Booking your flight from LGA to ROB shortly before your getaway is generally more expensive. But if there's some wiggle room with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a LGA to ROB flight and hotel package?
You'll generally save money by booking a LGA to ROB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your ideal flights and accommodations, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from LaGuardia Airport (LGA) to Roberts Intl. Airport (ROB)?
In most cases, you can cancel or reschedule your LGA to ROB flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.